import time
import datetime

t = time.time()

print (t)                       #原始时间数据
print (int(t))                  #秒级时间戳
print (int(round(t * 1000))+3600)    #毫秒级时间戳

nowTime = lambda:int(round(t * 1000)+3600)
print (nowTime());              #毫秒级时间戳，基于lambda